Versions of Iowa Code 141A.2 - Lead agency on LawServer 2023 Iowa Code 141A.2 – Lead agency 2022 Iowa Code 141A.2 – Lead agency 2020 Iowa Code 141A.2 – Lead agency 2018 Iowa Code 141A.2 – Lead agency 2016 Iowa Code 141A.2 – Lead agency 2014 Iowa Code 141A.2 – Lead agency. 2009 Iowa Code 141A.2 – Lead agency